/Engine/Source/Editor/UnrealEd/Public/ImportUtils/StaticMeshImportUtils.h
LOD data to copy over.
struct FExistingLODMeshData
uint32
ExisitingMeshTrianglesCount
uint32
ExisitingMeshVerticesCount
FMeshBuildSetti...
ExistingBuildSettings
TArray<FStatic...
ExistingMaterials
TUniquePtr<FMe...
ExistingMeshDescription
FMeshReductionS...
ExistingReductionSettings
FPerPlatformFlo...
ExistingScreenSize
FString
ExistingSourceImportFilename